import com.wsp.controllermanagement.Util.BcrypUtil;

import java.util.HashSet;
import java.util.Set;
import java.util.concurrent.Semaphore;

/**
 * Package: PACKAGE_NAME
 * Description： TODO
 *
 * @Author: 巫思平
 * Copyright: Copyright (c) 2020
 * Version: 1
 */
public class JarTestEx {

    public static void main(String[] args) {
        String as = new String("aaaaaa");
        Set<Object> a = new HashSet<>();
        a.add(as);
        System.out.println(a.contains(as));
    }
}
